diff --git a/Telegram/lib_base b/Telegram/lib_base
index 70e7c4937..d4021e77e 160000
--- a/Telegram/lib_base
+++ b/Telegram/lib_base
@@ -1 +1 @@
-Subproject commit 70e7c4937c9ae081d19cfd3fe74ba2c7b16e6756
+Subproject commit d4021e77e9c981a29a34d3e2fa0fba6d6c002f9b